3 Lavage Rapide is a Canadian company that owns and operates a large automatic car wash facility near Montreal. The following table provides estimates concerning the company's costs: Fixed Cost per Month Cost per Car Washed 1.67 points Cleaning supplies. $ 0.50 Electricity $ 1,400 $ 0.05 Maintenance $ Wages and salaries $ 4,000 0.15 $ 0.30. Depreciation $ 8,400 eBook Rent $ 2,000 Administrative expenses $ 1,500 $ 0.04 Print For example, electricity costs should be $1,400 per month plus $0.05 per car washed. The company expects to wash 8,000 cars in August and to collect an average of $6.60 per car washed. The company actually washed 8,100 cars in August. Required: Calculate the company's activity variances for August. (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values.)